diff --git a/bsps/arm/shared/clock/clock-generic-timer.c b/bsps/arm/shared/clock/clock-generic-timer.c
index 1369a5d6f1..1f39632ba6 100644
--- a/bsps/arm/shared/clock/clock-generic-timer.c
+++ b/bsps/arm/shared/clock/clock-generic-timer.c
@@ -90,6 +90,9 @@ static void arm_gt_clock_at_tick(void)
   cval = arm_gt_clock_get_compare_value();
   cval += interval;
   arm_gt_clock_set_compare_value(cval);
+#ifdef ARM_GENERIC_TIMER_UNMASK_AT_TICK
+  arm_gt_clock_set_control(0x1);
+#endif /* ARM_GENERIC_TIMER_UNMASK_AT_TICK */
 }
 
 static void arm_gt_clock_handler_install(void)